Home / 1,133,732.90-1,564,551.42-624,435.26

Finding the Fourth Proportional to 1,133,732.90, 1,564,551.42 and 624,435.26

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Solution

The fourth proportional to 1,133,732.90, 1,564,551.42 and 624,435.26 is: 861,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,732.90 : 1,564,551.42 = 624,435.26 : x
  2. Step 2: Convert to fraction form
    1,133,732.90/1,564,551.42 = 624,435.26/x
  3. Step 3: Cross multiply
    1,133,732.90x = 1,564,551.42 × 624,435.26
  4. Step 4: Simplify right side
    1,133,732.90x = 976,961,072,731.07
  5. Step 5: Solve for x
    x = 976,961,072,731.07/1,133,732.90
  6. Step 6: Final answer
    x = 861,720.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.